If you filed with TurboTax and your return has been accepted, simply log in to your account and select “Amend a return that was filed and accepted.” If you need to download 1040x software follow the link below.
You may be required to upgrade if your amendment requires additional forms not included in the free version.
-follow this link if you need to download 1040x amendment software-
Download TurboTax Amendment Software to Amend Your ...
